Z=1/218(x-810) solve this please

The amount of money, in dollars, in an account after t years is given by a = 1000(1.03)^t. the initial deposit into the account was $_^a0 and the interest rate was _a1% per year. only enter numbers in the boxes. do not include any commas or decimal points^t. the initial deposit into the account was $__^a0 and the interest rate is % per year.

Asquare parking lot has 6,400 square meters what is the length in meters

What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top